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1, Explain In order to continuously update information and manage the ledger (write transactions, query, etc.), the blockchain network has introduced smart contracts to access and control the ledger; Smart contract is called chain code in Fabric, which is the business logic of blockchain application. This article shares how to use the Java ...

1, ExplainIn order to continuously update information and manage the ledger (write transactions, query, etc.), the blockchain network has introduced smart contracts to access and control the ledger; Smart contract is called chain code in Fabric, which is the business logic of blockchain application.This article shares how to use the Java langua ...

1, Explain The core of the blockchain network is the distributed ledger, which records all transaction information in the network. Hyperledger Fabric is an open source, enterprise level, authorized distributed ledger solution platform. Hyperledger Fabric is supported by modular architecture and has excellent confidentiality, scalability, fl ...

previously on Today, when using peer to create a channel, the following error was reported 2021-07-02 10:27:43.446 CST [common.deliver] Handle -> WARN 01a Error reading from 192.168.81.134:46572: rpc error: code = Canceled desc = context canceled 2021-07-02 10:27:43.447 CST [comm.grpc.server] 1 -> INFO 01b streaming call completed ...